/******************************************************************************\
    BaseThread.h contains a base class for threads.
    Copyright (C) 2008  Victor Vinogradov (fly3333@gmail.com)

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
\******************************************************************************/

#pragma once

#include ".\Thread.hpp"
#include ".\CriticalSection.hpp"

class cSubBaseThread : public cSubObject
{
private:
	static DWORD WINAPI ThreadFunction( LPVOID parameter )
	{
		return ( ( cSubBaseThread * )parameter )->Process();
	}

protected:
	cThread Thread;

	cSubBaseThread()
	{
		Thread.Create( NULL, 0, &ThreadFunction, this, CREATE_SUSPENDED );
		Thread.Resume();
	}
	virtual ~cSubBaseThread()
	{
		DWORD exit_code;
		Thread.GetExitCode( &exit_code );
		if( exit_code == STILL_ACTIVE )
			Thread.Terminate( 0 );
	}
	virtual unsigned long Process() = 0;

	template< class cSubThreadObject >
	friend class cBaseThread;
};

template< class cSubThreadObject >
class cBaseThread : public cObject< cSubThreadObject >
{
public:
	void Destroy()
	{
		SwitchToSubObject( NULL );
	}
	cThread Thread() const
	{
		if( GetSubObject() == NULL )
			return cThread();
		return GetSubObject()->Thread;
	}
};
